IndividualActive
Mary Shirley
NPI 1972483212 · Registered Nurse · Pomona, CA
Mary Shirley is a Registered Nurse provider in Pomona, CA (NPI 1972483212).
Provider details
- NPI number
- 1972483212
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95392701 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
309 E 2nd St
Pomona, CA 91766-1854
Phone: (909) 469-5523
Street-level locationGet directions
Mailing address
Po Box 2039
Simi Valley, CA 93062-2039
Registry dates
- Enumerated
- 2025-09-05
- Last updated
- 2025-09-05
- Certified
- 2025-09-05
Frequently asked questions
- What is Mary Shirley's NPI number?
- Mary Shirley's National Provider Identifier (NPI) is 1972483212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Shirley's specialty?
- Mary Shirley is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Mary Shirley located?
- Mary Shirley's practice location on file with NPPES is 309 E 2nd St, Pomona, CA 91766-1854.
- What is Mary Shirley's phone number?
- The practice phone number listed in the NPPES registry for Mary Shirley is (909) 469-5523.
- Is Mary Shirley's NPI active?
- Yes — Mary Shirley's NPI (1972483212) is active in the NPPES registry as of the last update on 2025-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.